This document, last in a series of 11 subvolumes of a handbook providing training for educational research and development personnel in the development of instructional materials, provides a glossary of technical terms used in this program. Each entry includes: (a) a definition; (b) appropriate cross references; and (c) a reference to appropriate handbook sections that provide more detailed information on the entry. This volume also serves as an index for the subject matter covered in the other volumes of the handbook and makes it possible for the learner to look up words introduced in other sections of the handbook. (PD)